# NTCLG100E2103JB

**Vishay Intertech** · NTC Thermistors · DO-35

NTCLG100E2103JB from Vishay Intertech, in a DO-35. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Terminal 1 of an unpolarised resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Vishay Intertech |
| Package | DO-35 |
| Category | Sensors |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| R25 tolerance | R25-TOL | -5 |  | 5 | % |  | 1 |
| B25/85 tolerance | B25/85-TOL | -1.3 |  | 1.3 | % |  | 1 |
| Resistance tolerance R-TOL at -40 °C | R-TOL | -10.08 |  | 10.08 | % | temperature -40 °C | 3 |
| Resistance tolerance R-TOL at -20 °C | R-TOL | -8.24 |  | 8.24 | % | temperature -20 °C | 3 |
| Resistance tolerance R-TOL at 0 °C | R-TOL | -6.67 |  | 6.67 | % | temperature 0 °C | 3 |
| Resistance tolerance R-TOL at 25 °C | R-TOL | -5 |  | 5 | % | temperature 25 °C | 3 |
| Resistance tolerance R-TOL at 50 °C | R-TOL | -6.41 |  | 6.41 | % | temperature 50 °C | 3 |
| Resistance tolerance R-TOL at 85 °C | R-TOL | -8.05 |  | 8.05 | % | temperature 85 °C | 3 |
| Resistance tolerance R-TOL at 125 °C | R-TOL | -9.57 |  | 9.57 | % | temperature 125 °C | 3 |
| Resistance tolerance R-TOL at 150 °C | R-TOL | -10.38 |  | 10.38 | % | temperature 150 °C | 3 |
| Resistance tolerance R-TOL at 200 °C | R-TOL | -11.73 |  | 11.73 | % | temperature 200 °C | 3 |
| Temperature tolerance T-TOL at -40 °C | T-TOL | -1.52 |  | 1.52 | °C | temperature -40 °C | 3 |
| Temperature tolerance T-TOL at -20 °C | T-TOL | -1.42 |  | 1.42 | °C | temperature -20 °C | 3 |
| Temperature tolerance T-TOL at 0 °C | T-TOL | -1.31 |  | 1.31 | °C | temperature 0 °C | 3 |
| Temperature tolerance T-TOL at 25 °C | T-TOL | -1.14 |  | 1.14 | °C | temperature 25 °C | 3 |
| Temperature tolerance T-TOL at 50 °C | T-TOL | -1.69 |  | 1.69 | °C | temperature 50 °C | 3 |
| Temperature tolerance T-TOL at 85 °C | T-TOL | -2.54 |  | 2.54 | °C | temperature 85 °C | 3 |
| Temperature tolerance T-TOL at 125 °C | T-TOL | -3.66 |  | 3.66 | °C | temperature 125 °C | 3 |
| Temperature tolerance T-TOL at 150 °C | T-TOL | -4.44 |  | 4.44 | °C | temperature 150 °C | 3 |
| Temperature tolerance T-TOL at 200 °C | T-TOL | -6.17 |  | 6.17 | °C | temperature 200 °C | 3 |
| Operating temperature range |  | -40 |  | 200 | °C |  | 1 |
| Maximum power dissipation |  |  |  | 100 | mW | at 55 °C | 1 |
| Temperature coefficient α at -40 °C | α |  | -6.62 |  | %/K | temperature -40 °C | 3 |
| Temperature coefficient α at -20 °C | α |  | -5.78 |  | %/K | temperature -20 °C | 3 |
| Temperature coefficient α at 0 °C | α |  | -5.09 |  | %/K | temperature 0 °C | 3 |
| Temperature coefficient α at 25 °C | α |  | -4.38 |  | %/K | temperature 25 °C | 3 |
| Temperature coefficient α at 50 °C | α |  | -3.8 |  | %/K | temperature 50 °C | 3 |
| Temperature coefficient α at 85 °C | α |  | -3.17 |  | %/K | temperature 85 °C | 3 |
| Temperature coefficient α at 125 °C | α |  | -2.61 |  | %/K | temperature 125 °C | 3 |
| Temperature coefficient α at 150 °C | α |  | -2.34 |  | %/K | temperature 150 °C | 3 |
| Temperature coefficient α at 200 °C | α |  | -1.9 |  | %/K | temperature 200 °C | 3 |
| Nominal resistance R25 | R25 |  | 10000 |  | Ω | at 25 °C | 1 |
| B25/85 value | B25/85 |  | 3977 |  | K |  | 1 |
| Dissipation factor |  |  | 2.5 |  | mW/K |  | 1 |
| Response time |  |  | 0.9 |  | s |  | 1 |
| Thermal time constant | τ |  | 6 |  | s |  | 1 |

## CAD (KiCad official)

- Symbol: `NTCLG100E2103JB`
- Footprint: `Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal`
- 3D model: DO-35 (KiCad packages3D, STEP)

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Vishay Intertech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589835299950780416) (5 pp, sha256 `5cf8f24c5bc3938f`, retrieved 2026-10-16, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/ntclg100e2103jb-datasheet.pdf)